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Personal profile

Education/Academic qualification

Mechanical Engineering, ScD, Massachusetts Institute of Technology

… → 1986

Mechanical Engineering, SM, Massachusetts Institute of Technology

… → 1980

Engineering, BS, Michigan Technological University

… → 1978

Fingerprint Fingerprint is based on mining the text of the experts' scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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Grants 1995 2019

Research Output 1981 2019

Continuum modeling of granular segregation during hopper discharge

Xiao, H., Fan, Y., Jacob, K. V., Umbanhowar, P., Kodam, M., Koch, J. F. & Lueptow, R. M., Jan 16 2019, In : Chemical Engineering Science. 193, p. 188-204 17 p.

Research output: Contribution to journalArticle

Finite difference method
Granular materials

Modeling segregation of polydisperse granular materials in developing and transient free-surface flows

Deng, Z., Umbanhowar, P. B., Ottino, J. M. & Lueptow, R. M., Jan 1 2019, (Accepted/In press) In : AIChE Journal.

Research output: Contribution to journalArticle

Granular materials
Normal Distribution
Particle Size
Normal distribution
2 Citations

Asymmetric concentration dependence of segregation fluxes in granular flows

Jones, R. P., Isner, A. B., Xiao, H., Ottino, J. M., Umbanhowar, P. & Lueptow, R. M., Sep 1 2018, In : Physical Review Fluids. 3, 9, 094304.

Research output: Contribution to journalArticle

Granular Flow
Particle size
Particle Size
3 Citations
continuum modeling

Diffusion, mixing, and segregation in confined granular flows

Fry, A. M., Umbanhowar, P., Ottino, J. M. & Lueptow, R. M., Jan 1 2018, (Accepted/In press) In : AIChE Journal.

Research output: Contribution to journalArticle

Shear flow
Finite difference method